Home / 55,894,275.49-83,917,018.50-38,579,427.43

Finding the Fourth Proportional to 55,894,275.49, 83,917,018.50 and 38,579,427.43

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Solution

The fourth proportional to 55,894,275.49, 83,917,018.50 and 38,579,427.43 is: 57,921,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,894,275.49 : 83,917,018.50 = 38,579,427.43 : x
  2. Step 2: Convert to fraction form
    55,894,275.49/83,917,018.50 = 38,579,427.43/x
  3. Step 3: Cross multiply
    55,894,275.49x = 83,917,018.50 × 38,579,427.43
  4. Step 4: Simplify right side
    55,894,275.49x = 3,237,470,525,362,717.50
  5. Step 5: Solve for x
    x = 3,237,470,525,362,717.50/55,894,275.49
  6. Step 6: Final answer
    x = 57,921,325.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.